Home / 3,040.78-4,196.36-1,714.54

Finding the Fourth Proportional to 3,040.78, 4,196.36 and 1,714.54

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Solution

The fourth proportional to 3,040.78, 4,196.36 and 1,714.54 is: 2,366.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.78 : 4,196.36 = 1,714.54 : x
  2. Step 2: Convert to fraction form
    3,040.78/4,196.36 = 1,714.54/x
  3. Step 3: Cross multiply
    3,040.78x = 4,196.36 × 1,714.54
  4. Step 4: Simplify right side
    3,040.78x = 7,194,827.07
  5. Step 5: Solve for x
    x = 7,194,827.07/3,040.78
  6. Step 6: Final answer
    x = 2,366.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.